Bugfix in relative dates calculation

src/ttail_init.c

 					tm->tm_min = 60 - (value % 60);
 					value /= 60;
 					value++;
-					printf("Value left : %d\n", value);
 				}
 				if(!mod)
 				{
 				{
 					mod = 1;
 					value = abs(tm->tm_hour);
-					tm->tm_hour = 24 - (value % 24);
+					tm->tm_hour = 23 - (value % 24);
 					value /= 24;
 					value++;
 				}
 			{
 				mod = 0;
 				tm->tm_mday -= value;
-				if(tm->tm_mday < 0)
+				if(tm->tm_mday <= 0)
 				{
 					mod = 1;
 					value = abs(tm->tm_mday);
 				}
 			}
 		case 'M':
-			if(*(unit+1) == '\0' || !strcmp(unit, "Month"))
+			if(mod || *(unit+1) == '\0' || !strcmp(unit, "Month"))
 			{
 				mod = 0;
 				tm->tm_mon -= value;